feat(autoware.repos): patch update autowarefoundation/autoware_internal_msgs to 1.12.1 (#6662)

Signed-off-by: github-actions <[email protected]>
Co-authored-by: github-actions <[email protected]>

Author: awf-autoware-bot[bot]

autoware.repos

@@ -11,7 +11,7 @@ repositories:
   core/autoware_internal_msgs:
     type: git
     url: https://github.com/autowarefoundation/autoware_internal_msgs.git
-    version: 1.12.0
+    version: 1.12.1
   core/autoware_cmake:
     type: git
     url: https://github.com/autowarefoundation/autoware_cmake.git